<html>
  <body>
  	<script>
		  var supportedInstruments = [{
			 supportedMethods: 'secure-payment-confirmation',
             data: {'credentialIds' : [new ArrayBuffer(4)], 'fallbackUrl' : 'localhost:8000', 'networkData' : new ArrayBuffer(4),
                    }
			}];

		  var details = {
		    total: {
		      label: 'Total',
		      amount: { currency: 'USD', value : '55.00' }
		    }
		  };
		  var options = {};
          for (let i = 0; i < 0x1; i++) {
      		var request = new PaymentRequest(supportedInstruments, details, options);
          }
  	</script>
  </body>
</html>
